Home / 51,445,588.31-77,183,541.45-20,724,358.83

Finding the Fourth Proportional to 51,445,588.31, 77,183,541.45 and 20,724,358.83

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Solution

The fourth proportional to 51,445,588.31, 77,183,541.45 and 20,724,358.83 is: 31,092,644.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,445,588.31 : 77,183,541.45 = 20,724,358.83 : x
  2. Step 2: Convert to fraction form
    51,445,588.31/77,183,541.45 = 20,724,358.83/x
  3. Step 3: Cross multiply
    51,445,588.31x = 77,183,541.45 × 20,724,358.83
  4. Step 4: Simplify right side
    51,445,588.31x = 1,599,579,408,869,315.50
  5. Step 5: Solve for x
    x = 1,599,579,408,869,315.50/51,445,588.31
  6. Step 6: Final answer
    x = 31,092,644.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.